/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.beam.runners.direct.portable;

import java.util.concurrent.ExecutorService;

/**
 * A factory that creates {@link ExecutorService ExecutorServices}. {@link ExecutorService
 * ExecutorServices} created by this factory should be independent of one another (e.g., if any
 * executor is shut down the remaining executors should continue to process work).
 */
interface ExecutorServiceFactory {
  /** Create a new {@link ExecutorService}. */
  ExecutorService create();
}